
33
OUTDOOR UNIT ERROR CODE LIST
Display
Error description
Display
Error description
E0
Phase protection
F0
(reserved)
E1
Communication error between outdoor unit and
indoor unit
F1
(reserved)
E2
Indoor room temperature (T1) sensor error
F2
(reserved)
E3
Indoor coil middle temperature (T2) sensor error
F3
Outdoor unit current error cannot recover
Display P3 error for 3 times within 60
minutes
E4
Indoor coil outlet temperature (T2B) sensor error
F4
Outdoor temperature (T4) sensor error
E5
Outdoor unit error
F5
(reserved)
E6
Zero speed protection
F6
Outdoor unit condenser outlet (T3) sensor
error
E7
EERPOM error
F7
Secondary side current protection
E8
Indoor fan motor speed lose protect ion
F8
Heat T2 temp. protection
E9
Wired controller communication error
F9
Outdoor unit voltage error
EE
Water level alarm error
EF
(reserved)
Display Error description
Display
Error description
P0
(reserved)
H0
Communication error between outdoor
unit main
board and driver board
P1
(reserved)
H1
(reserved)
P2
(reserved)
H2
(reserved)
P3
Primary/secondary overcurrent protection
H3
(reserved)
P4
Exhaust temperature over-high protection
H4
3 times of P6 error within 30 minutes
P5
Outdoor unit condenser outlet (T3)
temperature
over-high protection
H5
3 times of P2 error within 30 minutes
P6
Compressor driver error or IPM protection
H6
3 times of P4 error within 100 minutes
P7
(reserved)
H7
(reserved)
P8
(reserved)
H8
(reserved)
P9
Outdoor unit DC fan motor error
H9
2 times of P9 error within 10 minutes
Notes:
If the unit is faulty the POWER ON LED will be on and the display LED will flash the
corresponding number of times as shown in the table. Both LEDs will go off for 2 seconds then cycle
will repeat. Although the above diagnostic information is commonly applicable in most air
conditioners, there may be exceptions, please contact the service centre for help.